English (Source)
Whenever this tower kills an invader there's a <Highlight>{{ON_INVADER_KILLED:CHANCE:percent}}%</> chance to immediately attack again.
Japanese Translation
このタワーが侵入者を倒すたび、<Highlight>{{ON_INVADER_KILLED:CHANCE:percent}}%</>の確率で即座にもう一度攻撃する。